Ectoparasites Flashcards
Name this ectoparasite (Latin + common name)
Latin name: Ixodes ricinus
Common name: Sheep/Wood/Deer tick
Latin + common name!
What mouthparts do these belong too?
Latin name: Rhipicephalus sanguineus
Common name: Brown Dog Tick
What ectoparasite is this?
Ctenocephalides felis
(Cat flea)
What are this ectoparasites mouthparts adapted to do?
Suck blood
What has caused these classic skin lesions?
Flea allergy dermatitis
What ectoparasite is this?
Latin name: Trichodectes canis
Common name: Canine chewing/biting louse
Identify 3 characteristics of this ectoparasite
1.5 mm long
2.Flattened top to bottom
3.Broad, round head
What ectoparsite is this?
Latin name: Felicola subrostratus
Common name: Cat chewing louse
Easily indentified by unique shape of head
Hint: it walks…
What ectoparasite is this?
Cheyletiella
Where does this mite reside?
In the keratin layer of the skin + hair coat of host
Why are these commonly known as ‘walking dandruff ?
Because it resembles large, mobile, flakes of dandruff
What type of mite is this?
Latin name: Demodex canis
Common name: Dog follicle mite
Where do these mites reside + feed?
In the hair follicles + oil glands of the skin
Identify 3 unique physical charactersitics of this mite
- Tiny
- Cigar-shaped
- 8-legged
What parasite is this?
Latin name: Otodectes cynotis
Common name: Ear mite
Identify 6 unique physical characteristics of this parasite
- 0.4 mm long
- White
- Flattened top to botttom
- 4 pairs of long legs
- Male has a sucker at the end of each leg
- Female has suckers on only 1st 2 pairs of legs
Can be seen moving within ears or on swabs of deteritus
What is this parasite?
Latin name: Sarcoptes scabiei
Common name: Burrowing itch mite
True or False.
The male version of this parasite has triangular spines on the dorsal surface of the body.
False!
Females do!
What is this?
Latin name: Trombicula (Neotrombicula) autumnalis
Common name: Harvest mite
Identify 6 unique physical characteristics of this parasite
- Six legs
- Chigger larva
- 200-400 mircometers in diameter
- Round body
- Covered in tiny hairs
- Looks like it has a velvet appearance
What parasites are these?
&
What
are the difference between them?
- Ixodes ricinus (Sheep tick)
- A: Adult v Nymph
B: Larva
What parasite is this?
Latin name: Rhipicephalus sanguineus
Common name: Brown tick or kennel tick
What are these?
- Phlebotonine sandfly - the vector of the protozoan parasites Leishmania
- Leishmania amastigotes - infected within macrophages
What does this parasite transmit?
Leishmania
What mite is this?
Sarcoptes scabiei
What ectoparasite is this?
Latin name: Ctenocephalides canis
Common name: Dog flea
What are the 2 physical differences between Ctenocephalides canis + felis?
Ctenocephalides canis has:
1. More rounded head
2. Shorter abdomen
In comparison to Ctenocephalides felis
What species of ectoparasite would you use this piece of equipment on?
Ctenocephalides canis or felis!
What is this dirt evident of?
Fleas!
What is this?
A tick!
(Ixodes spp)
What is this evident of?
Otodectes!
What ectoparasite does this poor cat suffer from?
Latin name: Notoedres cati
Common name: Feline mange
What ectoparasite does this poor dog suffer from?
Demodex spp infestation!
What ectoparasite does this poor dog also suffer from?
Latin name: Sarcoptes scabies
Common name: Mange
What is this evident of?
Walking dandruff! Otherwise known as Cheyletiella spp..
What is this?
Demodex
